Finding the Fourth Proportional to 158,904.78, 238,241.61 and 74,621.52

Step by Step Solution

1. Step 1: Write the proportion equation
   158,904.78 : 238,241.61 = 74,621.52 : x
2. Step 2: Convert to fraction form
   158,904.78/238,241.61 = 74,621.52/x
3. Step 3: Cross multiply
   158,904.78x = 238,241.61 × 74,621.52
4. Step 4: Simplify right side
   158,904.78x = 17,777,951,065.45
5. Step 5: Solve for x
   x = 17,777,951,065.45/158,904.78
6. Step 6: Final answer
   x = 111,878.01